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Building an AI-Powered Code Review Bot with OpenAI

Code reviews are essential but time-consuming. I built a bot that uses OpenAI's GPT-4 to provide initial feedback on pull requests.

The bot:

  • Fetches the diff from GitHub
  • Sends it to GPT-4 with a custom prompt
  • Posts comments directly on the PR
  • Flags potential bugs, style issues, and security concerns

In this post, I explain the architecture, the prompt engineering, and the limitations of AI code review.

Automating code reviews using GPT-4 and GitHub Actions.